(14) 齿根角θf
θf1 = arctg
hf1
Re
= 1°47′15″
θf2 = arctg
hf2
Re
= 3°28′42″
(15) 齿顶角θa
θa1 = θf1 = 3°28′42″
θa2 = θf1 = 1°47′15″
(16) 顶锥角δa
δa1 = δ1 +θa1 = 21°21′25″
δa2 = δ2 +θa2 = 73°54′32″
(17) 根锥角δf
δf1 = δ1 - θf1 = 16°05′28″
δf2 = δ2 - θf2 = 68°38′35″
(18) 外锥高 Ak
Ak1 =
de2
2
- ha1 ·sinδ1 = 205. 16 mm
Ak2 =
de1
2
- ha2 ·sinδ2 = 55. 94 mm
(19) 安装距 A
具体按结构确定 ,一般凑成整数。
(20) 支承端距 H
H1 = A1 - Ak1
H2 = A2